Count Numbers C# Desi

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp7
{
    class Program
    {
        static void Main(string[] args)
        {
            List<int> numbers = Console.ReadLine()
                .Split(' ')
                .Select(int.Parse)
                .OrderBy(x => x)
                .ToList();

            int counter = 1;
            //Console.WriteLine(string.Join(" ", numbers));
            for (int i = 1; i < numbers.Count; i++)
            {

                if (numbers[0] == numbers[i])
                {
                    counter++;
                }
                else
                {
                    Console.WriteLine($"{numbers[0]} -> {counter}");
                    numbers[0] = numbers[i];
                    counter = 1;
                }
            }
            Console.WriteLine($"{numbers[0]} -> {counter}");
        }
    }
}